package cn.wolfcode.web.interceptor;

import cn.wolfcode.domain.Employee;
import cn.wolfcode.util.UserContext;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class CheckLoginInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        //从session中获取用户信息
//        Object employee = request.getSession().getAttribute("USER_IN_SESSION");
        Employee employee = UserContext.getCurrentUser();
        //判断是否有登录
        if (employee!=null) {
            return true;//放行
        }
        response.sendRedirect("/login.html");
        return false; //不放行
    }
}
